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Finding the Fourth Proportional to 7,651.58, 11,477.91 and 3,204.77

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Solution

The fourth proportional to 7,651.58, 11,477.91 and 3,204.77 is: 4,807.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,651.58 : 11,477.91 = 3,204.77 : x
  2. Step 2: Convert to fraction form
    7,651.58/11,477.91 = 3,204.77/x
  3. Step 3: Cross multiply
    7,651.58x = 11,477.91 × 3,204.77
  4. Step 4: Simplify right side
    7,651.58x = 36,784,004.24
  5. Step 5: Solve for x
    x = 36,784,004.24/7,651.58
  6. Step 6: Final answer
    x = 4,807.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.